Thank very much Veronica, I'm understanding and using the plugin as you mention in the videos, but I still have a problem when I try to change the text or any setting of the elements and then click in the update button, I don't see my changes after that.
In this video, I tried to change some text for one shortcode of the student name, after update, I don't see the shortcode it keeps the first text I put:
video proof
I'm trying to change everything to this plugin because my website has a lot of certificates different, but like it's working currently it gets harder.